Enroll Course: https://www.coursera.org/learn/sql-for-data-science-de
In an era where data reigns supreme, the ability to analyze and interpret that data is invaluable. As data collection reaches staggering levels, the demand for skilled professionals who can not only manage but also extract meaningful insights from this data is skyrocketing. Enter the Coursera course ‘SQL für Data Science,’ designed to equip you with the critical skills necessary to succeed in the field of data science.
### Course Overview
‘SQL für Data Science’ introduces learners to Structured Query Language (SQL), the backbone of data management. The course sets a solid foundation by teaching SQL’s unique characteristics and differentiating it from other programming languages. It highlights the vital roles of a database administrator and a data scientist, emphasizing the importance of understanding data relationships, from one-to-one to many-to-many.
### Detailed Syllabus Breakdown
1. **Erste Schritte sowie Auswählen und Abrufen von Daten mit SQL**
This module is a gentle introduction to SQL, ensuring that learners grasp the basics of defining and discussing SQL. Key skills, such as using the SELECT statement and adhering to fundamental syntax rules, are covered thoroughly.
2. **Filtern, Sortieren und Berechnen von Daten mit SQL**
After mastering the basics, you will explore crucial SQL clauses and operators. Topics include filtering data, sorting it effectively, and performing calculations using mathematical and aggregate functions like AVERAGE, COUNT, MAX, and MIN. This module empowers you to start analyzing your data meaningfully.
3. **Unterabfragen und Verknüpfungen in SQL**
Building on your knowledge, this section delves into the more advanced concept of subqueries and joins. You will learn to identify different types of joins, their respective uses, and how to write cleaner and more efficient SQL code using aliases and prequalifiers.
4. **Ändern und Analysieren von Daten mit SQL**
The last module focuses on data manipulation techniques, teaching you how to modify strings and handle date/time data efficiently. It wraps up with discussions on data governance and profiling, empowering you to apply SQL principles effectively in a data science context.
### Final Thoughts
Taking this course can be a game-changer for anyone looking to dive into the world of data science. With a median base salary of $110,000 for data scientists, according to Glassdoor, and a wealth of job opportunities, the skills you acquire from this course will position you well in a competitive market.
The engaging format, detailed instructions, and practical applications make ‘SQL für Data Science’ a must-take course for aspiring data professionals. Whether you’re a novice or someone looking to strengthen your SQL skills, this course has something for you.
So, if you’re ready to take your first step into data science or enhance your data analytical skills, I highly recommend enrolling in ‘SQL für Data Science’ on Coursera today!
Enroll Course: https://www.coursera.org/learn/sql-for-data-science-de